Publications

Cost-effectiveness Analysis of 2015 IECC - North Carolina
Document Number: PNNL-24928 Rev-1 | Document Type: Analysis, Cost-effectiveness | Publication Date:

These analyses evaluate the cost-effectiveness of the prescriptive path of the 2015 edition of the International Energy Conservation Code (IECC), relative to the 2012 and 2009 IECC for all 50 states and the District of Columbia. The analysis covers one- and two-family dwelling units, town-homes, and low-rise multifamily residential buildings covered by the residential provisions of the 2015 IECC.

Cost-effectiveness Analysis for ASHRAE 90.1-2016 - North Carolina
Document Number: PNNL-30331 | Document Type: Analysis, Cost-effectiveness | Publication Date:

The purpose of this analysis is to examine the cost-effectiveness of the 2016 edition of ANSI/ASHRAE/IES2 Standard 90.1(ANSI/ASHRAE/IES 2016). PNNL analyzed the cost-effectiveness of changes in Standard 90.1-2016, compared to the previous 90.1-2013 edition, as applied in commercial buildings across the United States.  

Cost-effectiveness Analysis for ASHRAE 90.1-2013 - North Carolina
Document Number: PNNL-25022 | Document Type: Analysis, Cost-effectiveness | Publication Date:

The purpose of this analysis is to examine the cost-effectiveness of the 2013 edition of ANSI/ASHRAE/IES1 Standard 90.1 (ANSI/ASHRAE/IES 2013). PNNL analyzed the cost-effectiveness of changes in Standard 90.1 from 90.1-2010 to 90.1-2013, as applied in commercial buildings for each state in the United States.

North Carolina Certification of Commercial and Residential Building Energy Codes - Standard 90.1-2007 and 2009 IECC
Document Type: State Certification, State-specific | Publication Date:
North Carolina Residential Energy Code Field Study
Document Number: PNNL-26752 | Document Type: Field Study, Reports and Studies, State-specific | Publication Date:

A research project in the State of North Carolina identified opportunities to reduce homeowner utility bills in residential single-family new construction by increasing compliance with the state energy code. The study was initiated in January 2015 and continued through September 2015. During this period, research teams visited 249 homes during various stages of construction, resulting in a substantial data set based on observations made directly in the field.

Cost-effectiveness Analysis of 2018 IECC - North Carolina
Document Number: PNNL-31279 | Document Type: Analysis, Cost-effectiveness | Publication Date:

These analyses evaluate the cost-effectiveness of the prescriptive path of the 2018 edition of the International Energy Conservation Code (IECC), relative to the 2015 IECC with amendments for all 50 states and the District of Columbia. The analysis covers one- and two-family dwelling units, townhouses, and low-rise multifamily residential buildings covered by the residential provisions of the 2018 IECC.

Cost-effectiveness Analysis of 2021 IECC - North Carolina
Document Number: PNNL-31615 | Document Type: Analysis, Cost-effectiveness | Publication Date:

PNNL evaluated the cost effectiveness of the changes in the prescriptive and mandatory residential provisions of the 2021 edition of the IECC, compared to those in the prior edition, the 2018 IECC.

State Energy Code Analysis Fact Sheet - North Carolina
Document Number: DOE/EE-2423 | Document Type: Analysis | Publication Date:

Expected savings overview of new homes built to the 2021 IECC and new commercial buildings built to ASHRAE Standard 90.1-2019 by State.

Cost-effectiveness Analysis for ASHRAE 90.1-2019 - North Carolina
Document Number: PNNL-31522 | Document Type: Analysis, Cost-effectiveness | Publication Date:

The purpose of this analysis is to examine the cost-effectiveness of the 2019 edition of ANSI/ASHRAE/IES2 Standard 90.1(ANSI/ASHRAE/IES 2019). PNNL analyzed the cost-effectiveness of changes in Standard 90.1-2019, compared to the previous 90.1-2016 edition, as applied in commercial buildings across the United States.